CVE-2020-10505
ALLE INFORMATION CO., LTD. School Manage System - SQL Injection
The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of SQL Injection, an attacker can use a union based injection query string to get databases schema and username/password.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
ALLE INFORMATION CO., LTD. School Manage System - SQL Injection
The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of SQL Injection, an attacker can use a union based injection query string to get databases schema and username/password.
- Record
CVE-2020-10505- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-89
- Updated
- 2026-11-02
EUVDEUVD-2020-2958
The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of SQL Injection, an attacker can use a union based injection query string to get databases schema and username/password.
- Record
EUVD-2020-2958- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2vjr-cvf4-9474 No score
The School Manage System, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of...
The School Manage System, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of SQL Injection, allowing attackers to inject SQL commands into the URL.
- Record
GHSA-2vjr-cvf4-9474- Updated
- 2026-11-02
NVD
The School Manage System before 2020, developed by ALLE INFORMATION CO., LTD., contains a vulnerability of SQL Injection, an attacker can use a union based injection query string to get databases schema and username/password.
- Record
CVE-2020-10505- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-10505 is a critical vulnerability (CVSS 9.8) in Alle Information Co., Ltd. School Manage System, published April 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 64th percentile. No source names a fixed version.